Net criminals shun virus attacks

Hi-tech criminals have found novel ways to carry out web-based attacks that are much harder to spot and stop, warn security experts.Some cyber criminals have exploited file-sharing networks and popular webpages to attack targets.The malicious hackers have turned to these methods instead of going to the trouble of hijacking home PCs.
http://news.bbc.co.uk/2/hi/technology/6908064.stm